linux-kernel - Re: [PATCH] drm/mediatek: Find the cursor plane instead of hard coding it

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Message-ID: <1581383974.3194.1.camel@mtksdaap41>
Date:   Tue, 11 Feb 2020 09:19:34 +0800
From:   CK Hu <ck.hu@...iatek.com>
To:     Sean Paul <sean@...rly.run>
CC:     Evan Benn <evanbenn@...omium.org>, David Airlie <airlied@...ux.ie>,
        LKML <linux-kernel@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] drm/mediatek: Find the cursor plane instead of hard
 coding it

On Mon, 2020-02-10 at 09:10 -0500, Sean Paul wrote:
> On Sun, Feb 9, 2020 at 9:53 PM CK Hu <ck.hu@...iatek.com> wrote:
> >
> > Hi, Evan:
> >
> > On Fri, 2020-02-07 at 16:34 +0800, CK Hu wrote:
> > > Hi, Evan:
> > >
> > > On Fri, 2020-02-07 at 15:23 +1100, Evan Benn wrote:
> > > > The cursor and primary planes were hard coded.
> > > > Now search for them for passing to drm_crtc_init_with_planes
> > > >
> > >
> > > Reviewed-by: CK Hu <ck.hu@...iatek.com>
> >
> > Applied to mediatek-drm-fixes-5.6 [1], thanks.
> >
> 
> Hi CK,
> Thanks for picking this up. Before you send the pull, could you please
> reverse the order of these 2 patches? Evan's should come before mine
> to prevent a regression.
> 
> Sean
> 

Hi, Sean:

Thanks for your notice. I've reversed the order.

Regards,
CK

> > [1]
> > https://github.com/ckhu-mediatek/linux.git-tags/commits/mediatek-drm-fixes-5.6
> >
> > Regards,
> > CK
> >
> > >
> > > > Signed-off-by: Evan Benn <evanbenn@...omium.org>
> > > > ---
> > > >
> > > >  drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 18 ++++++++++++------
> > > >  1 file changed, 12 insertions(+), 6 deletions(-)
> > > >
> > > > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> > > > index 7b392d6c71cc..935652990afa 100644
> > > > --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> > > > +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> > > > @@ -658,10 +658,18 @@ static const struct drm_crtc_helper_funcs mtk_crtc_helper_funcs = {
> > > >
> > > >  static int mtk_drm_crtc_init(struct drm_device *drm,
> > > >                          struct mtk_drm_crtc *mtk_crtc,
> > > > -                        struct drm_plane *primary,
> > > > -                        struct drm_plane *cursor, unsigned int pipe)
> > > > +                        unsigned int pipe)
> > > >  {
> > > > -   int ret;
> > > > +   struct drm_plane *primary = NULL;
> > > > +   struct drm_plane *cursor = NULL;
> > > > +   int i, ret;
> > > > +
> > > > +   for (i = 0; i < mtk_crtc->layer_nr; i++) {
> > > > +           if (mtk_crtc->planes[i].type == DRM_PLANE_TYPE_PRIMARY)
> > > > +                   primary = &mtk_crtc->planes[i];
> > > > +           else if (mtk_crtc->planes[i].type == DRM_PLANE_TYPE_CURSOR)
> > > > +                   cursor = &mtk_crtc->planes[i];
> > > > +   }
> > > >
> > > >     ret = drm_crtc_init_with_planes(drm, &mtk_crtc->base, primary, cursor,
> > > >                                     &mtk_crtc_funcs, NULL);
> > > > @@ -830,9 +838,7 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev,
> > > >                     return ret;
> > > >     }
> > > >
> > > > -   ret = mtk_drm_crtc_init(drm_dev, mtk_crtc, &mtk_crtc->planes[0],
> > > > -                           mtk_crtc->layer_nr > 1 ? &mtk_crtc->planes[1] :
> > > > -                           NULL, pipe);
> > > > +   ret = mtk_drm_crtc_init(drm_dev, mtk_crtc, pipe);
> > > >     if (ret < 0)
> > > >             return ret;
> > > >
> > >
> >
> > _______________________________________________
> > dri-devel mailing list
> > dri-devel@...ts.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/dri-devel

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